1 /* Copyright (C) 1991-2022 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
4    The GNU C Library is free software; you can redistribute it and/or
5    modify it under the terms of the GNU Lesser General Public
6    License as published by the Free Software Foundation; either
7    version 2.1 of the License, or (at your option) any later version.
8 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library; if not, see
16    <https://www.gnu.org/licenses/>.  */
17 
18 #include <errno.h>
19 #include <stddef.h>
20 #include <sys/stat.h>
21 #include <hurd.h>
22 
23 /* Change the protections of FILE to MODE.  */
24 int
__chmod(const char * file,mode_t mode)25 __chmod (const char *file, mode_t mode)
26 {
27   error_t err;
28   file_t port = __file_name_lookup (file, 0, 0);
29   if (port == MACH_PORT_NULL)
30     return -1;
31   err = __file_chmod (port, mode);
32   __mach_port_deallocate (__mach_task_self (), port);
33   if (err)
34     return __hurd_fail (err);
35   return 0;
36 }
37 
38 libc_hidden_def (__chmod)
39 weak_alias (__chmod, chmod)
40